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Howlite
Howlite

Wernerite
Wernerite



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Howlite
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Wernerite

Howlite and Wernerite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
-
2.45-2.58
Conchoidal
None
3-3.5
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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-
-
2.50-2.80
-
Perfect
5-6.5
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)

Howlite and Wernerite Chemical Formula

While comparing Howlite and Wernerite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Howlite and Wernerite chemical formula.

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Howlite and Wernerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Wernerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite Vs Wernerite during the identification of gemstone. Specific gravity of Howlite is whereas that of Wernerite is .